🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.64 AU - 0.74 AU

Year: 210 Days

Day: 30.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.98 AU - 1.54 AU

Year: 519 Days

Day: 13 Hours

Environment

Temp: -1 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,939,371 km

• M1: 289,322 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.08 AU - 1.78 AU

Year: 628 Days

Day: 21.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.49 AU - 1.67 AU

Year: 729 Days

Day: 44.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.65 AU - 1.99 AU

Year: 901 Days

Day: 34.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,939,371 km

• M1: 354,547 km (0.083 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.55 AU - 2.63 AU

Year: 1530 Days

Day: 45.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.6

Radius: 12.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.26 AU - 7.64 AU

Year: 6013 Days

Day: 12 Hours

Environment

Temp: -161 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 76,939,371 km

• M1: 154,235 km (0.068 R)
• M2: 810,671 km (0.113 R)
• M3: 1,643,931 km (0.076 R)
• M4: 2,314,429 km (0.12 R)
• M5: 2,731,956 km (0.062 R)
• M6: 3,766,126 km (0.058 R)
• M7: 4,649,502 km (0.079 R)
• M8: 5,237,571 km (0.08 R)
• M9: 5,755,030 km (0.117 R)
• M10: 6,595,471 km (0.113 R)
• M11: 17,625,322 km (0.046 R)
• M12: 19,258,183 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.1

Radius: 15

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.4 AU - 9.16 AU

Year: 8746 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,939,371 km

• M1: 186,549 km (0.088 R)
• M2: 673,639 km (0.109 R)
• M3: 1,571,526 km (0.106 R)
• M4: 2,312,783 km (0.118 R)
• M5: 2,923,591 km (0.112 R)
• M6: 3,567,161 km (0.096 R)
• M7: 4,562,137 km (0.088 R)
• M8: 5,269,585 km (0.109 R)
• M9: 5,769,691 km (0.106 R)
• M10: 7,423,944 km (0.111 R)
• M11: 10,944,131 km (0.09 R)
• M12: 11,651,430 km (0.03 R)
• M13: 12,158,717 km (0.109 R)
• M14: 12,917,776 km (0.071 R)
• M15: 13,895,099 km (0.067 R)
• M16: 18,913,958 km (0.077 R)
• M17: 19,537,332 km (0.091 R)
• M18: 22,600,498 km (0.075 R)
• M19: 25,497,162 km (0.093 R)
• M20: 30,293,718 km (0.082 R)
• M21: 38,320,542 km (0.117 R)
• M22: 39,068,232 km (0.117 R)
• M23: 40,208,018 km (0.055 R)
• M24: 41,239,645 km (0.069 R)
• M25: 43,625,432 km (0.107 R)
• M26: 44,577,622 km (0.068 R)
• M27: 45,682,702 km (0.115 R)
• M28: 46,664,662 km (0.065 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.6

Radius: 14.8

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.96 AU - 13.24 AU

Year: 12669 Days

Day: 12 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 76,939,371 km

• M1: 184,155 km (0.104 R)
• M2: 734,226 km (0.113 R)
• M3: 1,288,486 km (0.063 R)
• M4: 1,908,121 km (0.046 R)
• M5: 2,402,991 km (0.073 R)
• M6: 2,874,224 km (0.097 R)
• M7: 3,432,374 km (0.063 R)
• M8: 4,525,485 km (0.111 R)
• M9: 4,991,483 km (0.035 R)
• M10: 5,911,809 km (0.098 R)
• M11: 6,664,585 km (0.115 R)
• M12: 8,271,117 km (0.037 R)
• M13: 8,734,122 km (0.12 R)
• M14: 11,828,554 km (0.068 R)
• M15: 12,357,831 km (0.092 R)
• M16: 14,634,860 km (0.119 R)
• M17: 20,089,648 km (0.11 R)
• M18: 20,590,801 km (0.027 R)
• M19: 21,792,520 km (0.119 R)
• M20: 22,410,659 km (0.095 R)
• M21: 23,314,080 km (0.102 R)
• M22: 28,618,073 km (0.098 R)
• M23: 30,223,108 km (0.055 R)
• M24: 31,437,693 km (0.065 R)
• M25: 33,146,251 km (0.082 R)
• M26: 34,319,248 km (0.105 R)
• M27: 48,655,361 km (0.116 R)
• M28: 51,404,072 km (0.045 R)
• M29: 52,658,450 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 434

Radius: 4.6

Gravity: 20.51 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 16.82 AU - 17.02 AU

Year: 25549 Days

Day: 22.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,939,371 km

• M1: 57,745 km (0.081 R)
• M2: 349,012 km (0.097 R)
• M3: 627,264 km (0.059 R)
• M4: 821,292 km (0.104 R)
• M5: 1,004,849 km (0.096 R)
• M6: 1,763,011 km (0.096 R)
• M7: 2,010,895 km (0.095 R)
• M8: 2,973,557 km (0.058 R)
• M9: 3,467,828 km (0.111 R)
• M10: 4,582,781 km (0.067 R)
• M11: 6,085,043 km (0.071 R)
• M12: 9,725,208 km (0.054 R)
• M13: 10,136,153 km (0.044 R)
• M14: 10,558,618 km (0.101 R)
• M15: 13,631,358 km (0.03 R)
• M16: 13,997,574 km (0.106 R)
• M17: 14,145,825 km (0.111 R)
• M18: 15,449,122 km (0.084 R)
• M19: 16,663,707 km (0.091 R)
• M20: 18,115,704 km (0.099 R)
• M21: 20,400,961 km (0.065 R)
• M22: 34,207,947 km (0.098 R)
• M23: 39,273,480 km (0.096 R)
• M24: 44,495,792 km (0.078 R)
• M25: 51,916,295 km (0.09 R)
• M26: 61,897,914 km (0.093 R)
• M27: 62,097,627 km (0.039 R)
• M28: 68,077,653 km (0.054 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 11,358 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit